AER vs. GNRC: AerCap vs. Generac Stock Comparison

November 11, 2026

How do AerCap (AER) and Generac (GNRC) stack up? This page sets them side by side across company profile, performance and risk, profitability, growth, financial strength, dividends, and valuation, with selected fundamentals also measured against each stock's industry-group peers.

Company Profile

AerCap (AER) and Generac (GNRC) both fall under the Capital Goods industry group, but AER is classified in Trading Companies & Distributors while GNRC is classified in Electrical Equipment.

Company profile comparison for AerCap (AER) and Generac (GNRC)
Profile Item	AER	GNRC
Name	AerCap Holdings N.V.	Generac Holdings Inc.
Country/Region	Ireland	United States
GICS Sector	Industrials	Industrials
GICS Industry Group	Capital Goods	Capital Goods
GICS Industry	Trading Companies & Distributors	Electrical Equipment
GICS Sub-Industry	Trading Companies & Distributors	Electrical Components & Equipment
Market Capitalization	25.76 billion USD	10.43 billion USD
Currency	USD	USD
Exchange	NYSE	NYSE
Listing Date	November 21, 2006	February 11, 2010
Security Type	Common Stock	Common Stock

Price Performance

Cumulative Growth

AER

GNRC

GSPC

AerCap (AER) vs. Generac (GNRC), with S&P 500 (GSPC) for reference: Growth of a $10,000 investment over the past five years. Adjusted for dividends and splits.

Trailing Returns

Loading price history…

Trailing total returns for AerCap (AER) and Generac (GNRC). Returns over one year are annualized.

Calendar-Year Returns

Loading price history…

Calendar-year total returns for AerCap (AER) and Generac (GNRC). Each bar is that year's total return, measured year-end to year-end.

Performance Metrics

Price performance metrics for AerCap (AER) and Generac (GNRC)
Metric	AER	GNRC
Total Return (1Y)	32.17%	23.38%
Total Return (3Y, Annualized)	39.43%	23.05%
Total Return (5Y, Annualized)	21.06%	-15.31%

Risk Profile

Drawdown History

AER

GNRC

GSPC

AerCap (AER) vs. Generac (GNRC), with S&P 500 (GSPC) for reference: Drawdown from the running peak over the past five years. Each line shows the decline from its prior peak; 0% marks a new high.

Return Distribution

Loading price history…

Distribution of monthly total returns for AerCap (AER) and Generac (GNRC). Each bar is the share of months whose return fell in that 5% bucket.

Risk Metrics

Risk profile metrics for AerCap (AER) and Generac (GNRC)
Metric	AER	GNRC
Volatility (1Y, Annualized)	26.10%	59.48%
Beta (5Y)	0.95	1.84
Max Drawdown (5Y)	-44.81%	-81.73%
Avg. Volume (3M)	1.13M	1.22M

Risk-Adjusted Performance

Risk-Return Positioning

AER and GNRC are plotted by 1-year volatility (risk) and 1-year return. The dashed Capital Allocation Line runs from the risk-free rate through the shared industry median.

Risk-Adjusted Metrics

Risk-adjusted metrics for AerCap (AER) and Generac (GNRC)
Metric	AER	GNRC
Sharpe Ratio (1Y)	1.07	0.32
Sortino Ratio (1Y)	1.59	0.50

Profitability

ROE (TTM)

Both AerCap (AER) at 17.00% and Generac (GNRC) at 10.64% land near their industries’ usual ROE ranges, so capital efficiency looks broadly in line with peers on both sides.

AER

Capital Goods industry group

17.00%

Max: 40.55%
Q3: 19.29%
AER: 17.00%
Median: 12.12%
Q1: 4.08%
Min: -17.12%

GNRC

Capital Goods industry group

10.64%

Max: 40.55%
Q3: 19.29%
Median: 12.12%
GNRC: 10.64%
Q1: 4.08%
Min: -17.12%

AerCap (AER) vs. Generac (GNRC): A comparison of their ROE against the Capital Goods industry group benchmark.

Net Margin (TTM)

AerCap (AER) at 34.47% converts revenue to bottom-line profit above its industry’s benchmark range, while Generac (GNRC) at 6.52% keeps roughly the typical share for its industry.

AER

Capital Goods industry group

34.47%

AER: 34.47%
Max: 27.47%
Q3: 12.10%
Median: 6.30%
Q1: 1.40%
Min: -12.89%

GNRC

Capital Goods industry group

6.52%

Max: 27.47%
Q3: 12.10%
GNRC: 6.52%
Median: 6.30%
Q1: 1.40%
Min: -12.89%

AerCap (AER) vs. Generac (GNRC): A comparison of their net margin against the Capital Goods industry group benchmark.

Operating Margin (TTM)

AerCap (AER) at 62.55% turns sales into operating profit above its industry’s benchmark range, while Generac (GNRC) at 11.67% operates around its industry’s norm.

AER

Capital Goods industry group

62.55%

AER: 62.55%
Max: 36.60%
Q3: 18.33%
Median: 11.12%
Q1: 5.14%
Min: -12.63%

GNRC

Capital Goods industry group

11.67%

Max: 36.60%
Q3: 18.33%
GNRC: 11.67%
Median: 11.12%
Q1: 5.14%
Min: -12.63%

AerCap (AER) vs. Generac (GNRC): A comparison of their operating margin against the Capital Goods industry group benchmark.

Profitability Metrics

Profitability metrics for AerCap (AER) and Generac (GNRC)
Metric	AER	GNRC
ROE (TTM)	17.00%	10.64%
ROA (TTM)	4.52%	4.24%
Net Margin (TTM)	34.47%	6.52%
Operating Margin (TTM)	62.55%	11.67%
Gross Margin (TTM)	63.02%	38.18%

Growth

Revenue Growth

AerCap (AER) at 6.50% is around its peer norm for revenue growth, while Generac (GNRC) at -2.02% drops into the bottom quartile, signaling weaker demand or pricing momentum.

AerCap (AER) vs. Generac (GNRC): A comparison of their Revenue Growth across different time periods.

EPS Growth

AerCap (AER) at 97.41% sits in the top EPS growth quartile, while Generac (GNRC) at -50.09% is in the bottom quartile, showing a clear gap in earnings momentum.

AerCap (AER) vs. Generac (GNRC): A comparison of their EPS Growth across different time periods.

Growth Metrics

Growth metrics for AerCap (AER) and Generac (GNRC)
Metric	AER	GNRC
Revenue Growth (YoY)	6.50%	-2.02%
Revenue Growth (3Y CAGR)	6.69%	-2.67%
EPS Growth (YoY)	97.41%	-50.09%
EPS Growth (3Y CAGR)	--	-20.83%

Financial Strength

Current Ratio (MRQ)

Both AerCap (AER) at 1.45 and Generac (GNRC) at 1.97 carry current ratio within their industries’ typical mid-ranges, suggesting balanced short-term liquidity relative to peers.

AER

Capital Goods industry group

1.45

Max: 5.22
Q3: 2.95
Median: 2.08
AER: 1.45
Q1: 1.43
Min: 0.36

GNRC

Capital Goods industry group

1.97

Max: 5.22
Q3: 2.95
Median: 2.08
GNRC: 1.97
Q1: 1.43
Min: 0.36

AerCap (AER) vs. Generac (GNRC): A comparison of their current ratio against the Capital Goods industry group benchmark.

Debt / Equity (MRQ)

Generac (GNRC) at 0.47 carries an industry-typical debt-to-equity mix, while AerCap (AER) at 2.33 uses more debt funding than most peers.

AER

Capital Goods industry group

2.33

AER: 2.33
Max: 2.33
Q3: 1.12
Median: 0.60
Q1: 0.29
Min: 0.00

GNRC

Capital Goods industry group

0.47

Max: 2.33
Q3: 1.12
Median: 0.60
GNRC: 0.47
Q1: 0.29
Min: 0.00

AerCap (AER) vs. Generac (GNRC): A comparison of their debt-to-equity ratio against the Capital Goods industry group benchmark.

Financial Strength Metrics

Financial strength metrics for AerCap (AER) and Generac (GNRC)
Metric	AER	GNRC
Current Ratio (MRQ)	1.45	1.97
Debt / Equity (MRQ)	2.33	0.47
Net Debt / EBITDA	7.77	1.65

Dividends

Dividend Yield (TTM)

Generac (GNRC) pays no dividend (yield 0.00%) — it may be reinvesting, using buybacks, or simply not returning cash through dividends. Meanwhile AerCap (AER) reports a yield of 0.96%, ranking against industry peers normally.

AER

Capital Goods industry group

0.96%

Max: 2.66%
Q3: 1.14%
AER: 0.96%
Median: 0.24%
Q1: 0.00%
Min: 0.00%

GNRC

Capital Goods industry group

0.00%

Max: 2.66%
Q3: 1.14%
Median: 0.24%
GNRC: 0.00%
Q1: 0.00%
Min: 0.00%

AerCap (AER) vs. Generac (GNRC): A comparison of their dividend yield against the Capital Goods industry group benchmark.

Dividend Payout Ratio (TTM)

Generac (GNRC) pays no dividend (payout 0.00%) — it may be reinvesting, using buybacks, or simply not returning cash through dividends. Meanwhile AerCap (AER) reports a payout of 7.52%, ranking against industry peers normally.

AER

Capital Goods industry group

7.52%

Max: 67.39%
Q3: 28.02%
AER: 7.52%
Median: 6.86%
Q1: 0.00%
Min: 0.00%

GNRC

Capital Goods industry group

0.00%

Max: 67.39%
Q3: 28.02%
Median: 6.86%
GNRC: 0.00%
Q1: 0.00%
Min: 0.00%

AerCap (AER) vs. Generac (GNRC): A comparison of their payout ratio against the Capital Goods industry group benchmark.

Dividend Metrics

Dividend metrics for AerCap (AER) and Generac (GNRC)
Metric	AER	GNRC
Dividend Yield (TTM)	0.96%	0.00%
Dividend Payout Ratio (TTM)	7.52%	0.00%

Valuation

P/E Ratio (TTM)

AerCap (AER) at 8.67 sits in the cheaper P/E ratio quartile, while Generac (GNRC) at 34.87 is closer to its industry’s usual earnings multiple — a discount for AER, though growth and earnings durability still matter.

AER

Capital Goods industry group

8.67

Max: 59.38
Q3: 35.92
Median: 25.41
Q1: 19.47
AER: 8.67
Min: 3.03

GNRC

Capital Goods industry group

34.87

Max: 59.38
Q3: 35.92
GNRC: 34.87
Median: 25.41
Q1: 19.47
Min: 3.03

AerCap (AER) vs. Generac (GNRC): A comparison of their P/E ratio against the Capital Goods industry group benchmark.

P/S Ratio (TTM)

On P/S ratio, both AerCap (AER) at 2.84 and Generac (GNRC) at 2.26 are priced roughly in line with their industries — neither looks cheap nor rich on a sales basis.

AER

Capital Goods industry group

2.84

Max: 7.54
Q3: 3.76
AER: 2.84
Median: 2.15
Q1: 1.03
Min: 0.03

GNRC

Capital Goods industry group

2.26

Max: 7.54
Q3: 3.76
GNRC: 2.26
Median: 2.15
Q1: 1.03
Min: 0.03

AerCap (AER) vs. Generac (GNRC): A comparison of their P/S ratio against the Capital Goods industry group benchmark.

P/B Ratio (MRQ)

AerCap (AER) at 1.36 sits in the lower P/B ratio quartile against book while Generac (GNRC) at 3.46 is valued near its industry’s middle — AER is cheaper on assets, though weigh it against ROE and asset quality.

AER

Capital Goods industry group

1.36

Max: 9.66
Q3: 5.00
Median: 3.12
Q1: 1.81
AER: 1.36
Min: -1.08

GNRC

Capital Goods industry group

3.46

Max: 9.66
Q3: 5.00
GNRC: 3.46
Median: 3.12
Q1: 1.81
Min: -1.08

AerCap (AER) vs. Generac (GNRC): A comparison of their P/B ratio against the Capital Goods industry group benchmark.

Valuation Metrics

Valuation metrics for AerCap (AER) and Generac (GNRC)
Metric	AER	GNRC
P/E Ratio (TTM)	8.67	34.87
P/S Ratio (TTM)	2.84	2.26
P/B Ratio (MRQ)	1.36	3.46
Free Cash Flow Yield (TTM)	-6.60%	3.21%